Columbin
Article No.: 83311
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Chemical-physical Data
CAS Number
546-97-4
Molecular Formula
C20H22O6
Molecular Weight (g/mol)
358.39
Substance Class
Subclass 1
Subclass 2
Specifications and Notes
Certification Scope
Columbin reference substance is a primary reference standard with certified absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities).
Certificate of Analysis
Storage Conditions
2-8 °C
Delivery Time
usually a stock item
Safety and Transport
Dangerous Goods
no
Safety Data Sheet
Transport Conditions
ambient conditions
Customs Tariff Code
29329900
Commodity Description
oxygen-heterocyclic compound
Occurrence
Occurrence (botanical genus)
Jateorhiza sp., Tinospora sp.